Microsaic : Award of options

3 January 2018

Microsaic Systems plc

("Microsaic", "Microsaic Systems" or the "Company")

Award of options

Microsaic Systems plc (AIM: MSYS), the developer of chip-based mass spectrometry ("MS") instruments designed to improve the efficiency of pharmaceutical R&D, announces that on 2 January 2018, the Company awarded options ("New Options") to directors and employees over 9,000,000 ordinary shares of 0.25 pence each in the Company ("Ordinary Shares"), representing approximately 4.96% of the issued share capital of the Company.

Options have been granted to directors as detailed below:

Director	Position	Number of New Options Awarded	Exercise Price of New Options	Total Options Held
Peter Grant	Non-Executive Chairman	3,500,000	4.05 pence	3,500,000
Glenn Tracey	Chief Executive Officer	1,000,000	4.05 pence	2,300,000
Bevan Metcalf	Finance Director	1,000,000	4.05 pence	2,120,000

The 3,500,000 New Options awarded to Peter Grant, Non-Executive Chairman were awarded under the Company's Unapproved Share Option Scheme and have an exercise price of 4.05 pence per

Ordinary Share being the closing share price on 29 December 2017. These options are subject to performance criteria as well as not being ordinarily exercisable prior to the third anniversary of the date of award.

The 2,000,000 New Options awarded to the executive directors ("Management Options") were awarded under Microsaic's Enterprise Management Incentive (EMI) Scheme. The Management Options have an exercise price of 4.05 pence per Ordinary Share, being the closing share price on 29 December 2017. These options are subject to performance criteria as well as not being ordinarily exercisable prior to the third anniversary of the date of award.

The balance of 3,500,000 New Options were awarded to all other employees of the Company ("Employee Options") under Microsaic's EMI Scheme. The Employee Options have an exercise price of 4.05 pence per Ordinary Share, being the closing share price on 29 December 2017. These options are not subject to performance criteria but are subject to not being ordinarily exercisable prior to the third anniversary of the date of award.

Following the award of the New Options, the total number of Ordinary Shares outstanding under share incentive scheme arrangements is 14,447,200 representing 7.97% of the Company's issued share capital.

The notifications below, made in accordance with the requirements of the EU Market Abuse Regulation, provide additional detail.

For more information, please contact:

Microsaic Systems plc

Glenn Tracey, CEO Bevan Metcalf, FD

N+1 Singer (Nominated Adviser & Broker)

Shaun Dobson

Liz Yong

IFC (Financial PR)

Graham Herring Heather Armstrong Florence Chandler

[phone]

[phone]

[phone]

1	Details of the person discharging managerial responsibilities / person closely associated
a)	Name	P W Grant
2	Reason for the notification
a)	Position/status	PDMR - Non-Executive Chairman
b)	Initial notification /Amendment	Initial Notification
3	Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor
a)	Name	Microsaic Systems plc
b)	LEI	213800P1VXZSD3US5N79
4	Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted
a)	Description of the financial instrument, type of instrument Identification code	Share options over ordinary shares of 0.25p each GB00B547ZY09
b)	Nature of the transaction	Award of share options over ordinary shares
c)	Price(s) and volume(s)	Price(s) Volume(s)

4.05 pence	3,500,000
d)	Aggregated information - Aggregated volume - Price	Not applicable
e)	Date of the transaction	2 January 2018
f)	Place of the transaction	Off market

1	Details of the person discharging managerial responsibilities / person closely associated
a)	Name	G D Tracey
2	Reason for the notification
a)	Position/status	PDMR - Chief Executive Officer
b)	Initial notification /Amendment	Initial Notification
3	Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor
a)	Name	Microsaic Systems plc
b)	LEI	213800P1VXZSD3US5N79
4	Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted
a)	Description of the financial instrument, type of instrument Identification code	Share options over ordinary shares of 0.25p each GB00B547ZY09
b)	Nature of the transaction	Award of share options over ordinary shares
c)	Price(s) and volume(s)	Price(s) Volume(s) 4.05 pence 1,000,000
d)	Aggregated information - Aggregated volume - Price	Not applicable
e)	Date of the transaction	2 January 2018
f)	Place of the transaction	Off market

1	Details of the person discharging managerial responsibilities / person closely associated
a)	Name	B J Metcalf
2	Reason for the notification
a)	Position/status	PDMR - Finance Director
b)	Initial notification /Amendment	Initial Notification
3	Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor
a)	Name	Microsaic Systems plc
b)	LEI	213800P1VXZSD3US5N79
4	Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted
a)	Description of the financial instrument, type of instrument Identification code	Share options over ordinary shares of 0.25p each GB00B547ZY09
b)	Nature of the transaction	Award of share options over ordinary shares
c)	Price(s) and volume(s)	Price(s) Volume(s) 4.05 pence 1,000,000
d)	Aggregated information
- Aggregated volume - Price	Not applicable
e)	Date of the transaction	2 January 2018
f)	Place of the transaction	Off market